How much is a 710 head and can you buy them separate with remote
brackets? Neat!
Ronny K4RJJ
Robert Bruninga wrote:
> Its done!
>> The D710 Display Head works on an old $88 Alinco HT! See
> photos:
>http://www.aprs.org/D710-HT.html>> With 1000 mAH nicads it will run about 3 hours.
> Ill bring it to DCC.
>> Bob, WB4APR
>>>>> -----Original Message-----
>> From: aprssig-bounces at lists.tapr.org>> [mailto:aprssig-bounces at lists.tapr.org] On Behalf Of Robert
>>> Bruninga
>>> Sent: Wednesday, September 24, 2008 6:47 PM
>> To: 'Stephen H. Smith'; 'TAPR APRS Mailing List'
>> Subject: Re: [aprssig] RC-D710 APRS display head on an old
>>> IC-2AT HT
>>>> 1) What is this diagram trying to say?
>>>>> Sorry, I had the PG-5J mini-din on there just so I could see
>> what I was doing in tracing out the same signals as they
>>> appear
>>> on the RJ-45 that goes to the RC-D710 Display Head. Now that
>> they are traced, I don't need the PG-5J and can just interface
>> the D710 Display Head to the HT via only the RJ-45 and a clean
>> source of 9-11 VDC.
>>>>>>> Does the D710 head have a 6-pin Mini-DIN
>>> connector on it? Or is it the RJ-45 plug?
>>>>> It's the RJ-45 is all you need.
>>>>>>> (The Mini-DIN pinout looks like the standard
>>> used on many Kenwood/Icom/Yaesu radios with
>>> the mini-DIN "packet/data" connector on them.)
>>>>> Yes, that is why you can plug the RC-D710 APRS display head
>>> into
>>> ANY such modern radio and get the full D710 APRS display
>> functionality on any radio.
>>>>>>> Does this mean a standard mini-DIn-6-to
>>> mini-Din-6 KVM cable will connect the radio
>>> TX/RX/DCD/PTT signals (but not DC power) to
>>> the head ?
>>>>> Yes, and that is all the $80 PG-5J interface is, a connector
>>> box
>>> and a 10V regulator.
>>>>>>>> Wow, a handheld D710.
>>>>>>>> I just noticed that the RC-D710 APRS display head has a
>>>>> spec
>>>>> voltage of 9 to 11 volts. Since 8 nicads would give 8.8
>>>>> to
>>> 11.2
>>>>>> volts, I think I will give it a try.
>>>>>>>> 8 NiCd's taped to the back of the Display Head, will let
>>>>> me
>>> use
>>>>>> it with any HT (without having to purchase the $80 PG-5J
>>>> interface which contains the 10 volt regulator) Maybe.
>>>>>>>> Anyone done this? Here is my schematic I am working on:
>>>>>>>> www.ew.usna.edu/~bruninga/aprs/RC-D710-connx-pwr.GIF
>>>>>>>> Bob, WB4APR
>>>>>>>>>>>>> --
>>>>>> Stephen H. Smith wa8lmf (at) aol.com
>>> EchoLink Node: 14400 [Think bottom of the 2M band]
>>> Home Page: http://wa8lmf.com --OR--
>>>>>http://wa8lmf.net>>>>> World Digipeater Map
>>>http://wa8lmf.net/APRSmaps>>>>>> JavAPRS Filter Port 14580 Guide
>>>http://wa8lmf.net/aprs/JAVaprsFilters.htm>>>>>> "APRS 101" Explanation of APRS Path Selection & Digipeating
>>>http://wa8lmf.net/DigiPaths>>>>>> Updated "Rev H" APRS http://wa8lmf.net/aprs>>> Symbols Set for UI-View,
>>> UIpoint and APRSplus:
>>>>>>>>>>>>>>>>>>>>>>> _______________________________________________
>> aprssig mailing list
>>aprssig at lists.tapr.org>>https://lists.tapr.org/cgi-bin/mailman/listinfo/aprssig>>>>>>> _______________________________________________
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